Eaton 263393 PL7-B40/3 MCB 3P 40 A C Curve 6kA DIN Rail

The Eaton PL7-B40/3 is a three-pole 40 A miniature circuit breaker (MCB) from the Eaton Moeller series xPole, rated with a Type B tripping characteristic for AC systems up to 400 V. Delivering a 10 kA short-circuit breaking capacity at both 230 V and 400 V, it provides dependable overcurrent protection in residential and commercial switchgear installations.

Technical specifications:

• Model code: PL7-B40/3
• Catalog number: 263393
• Manufacturer: Eaton
• EAN: 4015082633936
• Number of poles: 3 (three-pole, 3 protected)
• Tripping characteristic: B
• Rated current (In): 40 A
• Rated operational voltage (Ue): 400 V AC max
• Rated insulation voltage (Ui): 440 V
• Rated impulse withstand voltage (Uimp): 4 kV
• Short-circuit breaking capacity (Icn): 10 kA at 230 V and 400 V
• Current limiting class: 3
• Degree of protection: IP20
• Pollution degree: 2
• Overvoltage category: III
• Frequency: 50/60 Hz
• Ambient operating temperature: -25 °C to 75 °C
• Dimensions (W x H x D): 52.8 x 82 x 71 mm
• Built-in depth: 70.5 mm
• Width: 3 modular spacings
• Weight: 0.36 kg
• Conductor cross-section (solid and multi-wired): 1-25 mm²
• Heat dissipation (current-dependent): 11.2 W
• Compliance: RoHS

Features and benefits:

• Type B tripping characteristic suited to resistive and lightly inductive loads, including lighting and heating circuits
• 10 kA breaking capacity (Icn) at 230 V and 400 V; current limiting class 3 minimises let-through energy on downstream equipment
• Operating range -25 °C to 75 °C; each 1 °C rise reduces current carrying capacity by 0.5%
• Conductor flexibility: solid-core and multi-wired connections from 1 to 25 mm²
• Compatible with additional xPole accessories to extend switchgear functionality

Applications:

• Overcurrent and short-circuit protection in residential distribution boards
• Sub-circuit protection in commercial switchgear and control panels
• Lighting, heating, and resistive load circuits in building installations
• DIN rail assemblies in industrial and building installation switchgear

Compliant with IEC/EN 60898-1. Part of the Eaton Moeller series xPole for residential and commercial applications.

Also known as: Eaton PL7-B40/3, Eaton 263393, Eaton catalog 263393, Eaton model PL7-B40/3, xPole MCB B40/3 three-pole.